Our Leadership Team
David Barton
Chair & Director
With over 30 years of experience in health governance and community leadership in the Southwest, David has held roles on the Busselton Hospital Board, as a Shire Councillor in Busselton, and in various arts and cultural activities, including co-founding CinefestOZ. David is the Director of a Multidisciplinary Health Centre, GeoBay Health in Busselton and co-director/co-founder of Rubix Health, a digital health organisation focussed on persistent pain management.
David also serves as Chair of Men’s Health not-for-profit, MenAble and is WA regional director for The Man Walk Australia. In addition to these roles, David continues to practice as a part-time physiotherapist.
A not-for-profit company limited by guarantee, Oseca Health [Oseca] is governed by a skills-based board of directors and managed by a team of qualified and experienced executives
Prof. Garry Allison
Deputy Chair & Director
Prof. Garry Allison is John Curtin Distinguished Professor emeritus in the School of Allied Health at Curtin University and is a non-executive Director (board member) at Sports Medicine Australia and the Path of Hope Foundation. He is chair of the fellowship and scholarship committee at the Forrest Research Foundation.
He is a graduate of the Australian Institute of Company Directors and has degrees from Sydney University ( BEd(Hons), UWA (MEd) and Curtin university ( BAppSci(Hons) & PhD). He is currently chief investigator on a MRFF grant to examine the feasibility of community led physical activity programs for people with spinal cord injury and is a member of an advisory board for the NDIS evidence committee.
He has previously held roles as Professor in Neurosciences and Trauma Physiotherapy, Dean of Research in Health Sciences, and Associate Deputy Vice Chancellor Research Excellence. An Alumni Medalist at Curtin, he has an extensive research track record, including pioneering clinical trials and system changes in health practices. Now retired, he remains active in not-for-profit directorships, mentoring, and translating research into meaningful health outcomes. He enjoys reading, cooking, walking his dog Jemma, gardening, and he is currently renovating an old church in Toodyay.
Linley (Anne) Donaldson
Company Secretary/ Director
Anne is the Chair of the Oseca Finance, Audit, and Risk Committee. With over 35 years of experience in the healthcare and community sectors, she is a seasoned Non-Executive Director with a focus on strategic governance and compliance. Anne has successfully led organisational transformations and effectively resolved grievances across various entities, including government, academic, clinical, and not-for-profit organisations.
Currently, she holds the position of Director for Gnaala Karla Booja Aboriginal Corporation and Oseca Health, and she is the Chair of Ruah Members. Additionally, she serves as a Community Member of the ECU Human Ethics Research Committee and is a member of the ECU Paramedical Science Consultative Committee.
Anne has a master’s degree in Health Service Management from Edith Cowan University and is a Graduate of the AICD’s Company Directors Course.
Nebojsha Franich
Director
Nebs Franich is a seasoned business strategist and leader with a deep commitment to advancing the health sector through innovation, data, and people-first leadership. With extensive experience across corporate, for-purpose, and healthcare industries, Nebs specialises in building high-performance organisations that align strategy, technology, and culture to deliver measurable impact.
He holds a Bachelor of Commerce (Economics) and Bachelor of Commerce Honours (Economics) from Curtin University, grounding his leadership in strong analytical and economic foundations. His expertise spans strategic planning, financial stewardship, risk management, governance, and AI-driven transformation — capabilities he applies to drive sustainable growth and operational excellence.
As Co-Founder and CEO of BlueRocket Therapy, Nebs leads a new-generation allied health organisation focused on elevating clinical practice through innovation, empowered culture, and intelligent systems. Under his leadership, BlueRocket is pioneering the use of AI and automation to enhance client outcomes, streamline operations, and redefine workforce experience across therapy disciplines.
Previously, as Managing Director of Superyou Therapy and Superyou Tech, Nebs shaped the organisation’s strategic direction, delivering significant growth while establishing a culture of empowerment and innovation.
Beyond his executive roles, Nebs has served as a Board Member for the Multiple Sclerosis Society of Western Australia, contributing to the Finance, Audit, and Risk Committees to strengthen governance and ensure long-term organisational resilience.
Gordon Trewern
Director
Gordon brings over 35 years of experience in the social services sector across Western Australia spanning, disability, justice, mental health, housing and allied health services. He held the position of CEO of Nulsen Group later PeopleKind Group for 30 years. His extensive practical knowledge and deep understanding of the social services sector, service policy and service delivery in supporting vulnerable people have been instrumental in guiding his career. During his career Gordon has held a number of board positions, as well as participated in numerous government and sector policy reform initiatives both state and nationally.
He has a strong belief that collaboration between organizations and government bodies leads to better positive outcomes for vulnerable citizens of western Australia.
One of Gordon’s proudest achievements was the creation of PeopleKind Group which operated 7 not-for-profit organisations prior to his retirement in 2024.
Dr Parthasarathy Ramesh
Director
Dr Ramesh is a dedicated Specialist Geriatrician and Physician with a rich and diverse career spanning multiple continents. He began his medical journey in India, earning his MBBS degree, and furthered his education in the UK, achieving the prestigious FRCP. His quest for knowledge and excellence led him to the USA, before finally settling in Western Australia, where he earned his FRACP.
In addition to his professional achievements, he is deeply committed to his community. He is the President of South West Indian Group (SWIG) and has been recognized for his contributions with the Woolworths Community Group Award in 2022.He has been the chief organiser of Mother’s Day Cancer charity walks in Bunbury since 2014. His leadership extends beyond healthcare, having captained sports teams and currently serving as a Councillor for City of Bunbury.
Outside of his professional life, he enjoys a variety of hobbies including Bollywood movies, indoor cricket, and snorkelling. He is a self-proclaimed cricket tragic and cherishes time spent with family and traveling.
Krystal Laurentsch
Chief Executive Officer
Krystal joined Oseca (GP down south) as the CEO in February 2024. Dedicated to enhancing primary healthcare services within her local community, Krystal leverages her extensive experience and expertise in our CEO role.
Krystal’s career includes significant leadership roles such as CEO of Belong at Home, Global Care Group, and Capecare. She also served as General Manager at South West WA Medicare Local, where she played a crucial role in funding GP down south’s commissioned services until 2015. Additionally, she has held executive roles within Aged Care, Primary Healthcare, and Aboriginal Community Controlled Health Organisations (ACCHOs). Since 2021, she has been a Non-executive Director at Patricia Giles Centre for Non-Violence, where she chairs the Clinical Governance Committee. Krystal joined the Board of Harbour (South West Women’s Refuge) in 2024, where she holds to position of Vice Chair.
Krystal holds a Bachelor of Nursing, Post Graduate qualifications in Health Services Management and Clinical Governance from ECU, and a Master of Public Health from CDU. Krystal is currently studying a Master of Professional Accounting through CDU.
Outside of her professional life, she enjoys spending time with her five children and five grandchildren, gardening, and all things basketball.